KR20230006524A - 배터리 팩 및 전기 차량 - Google Patents

배터리 팩 및 전기 차량 Download PDF

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Publication number
KR20230006524A
KR20230006524A KR1020227041113A KR20227041113A KR20230006524A KR 20230006524 A KR20230006524 A KR 20230006524A KR 1020227041113 A KR1020227041113 A KR 1020227041113A KR 20227041113 A KR20227041113 A KR 20227041113A KR 20230006524 A KR20230006524 A KR 20230006524A
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South Korea
Prior art keywords
electrode core
electrode
core assembly
string
adjacent
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KR1020227041113A
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English (en)
Korean (ko)
Inventor
화쥔 쑨
즈페이 뤼
칭보 펑
룽 완
옌 주
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비와이디 컴퍼니 리미티드
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Publication of KR20230006524A publication Critical patent/KR20230006524A/ko

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L50/00Electric propulsion with power supplied within the vehicle
    • B60L50/50Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
    • B60L50/60Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
    • B60L50/64Constructional details of batteries specially adapted for electric vehicles
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • HELECTRICITY
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    • H01M50/289Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by spacing elements or positioning means within frames, racks or packs
    • H01M50/291Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by spacing elements or positioning means within frames, racks or packs characterised by their shape
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    • H01M50/289Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by spacing elements or positioning means within frames, racks or packs
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    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
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    • H01M50/224Metals
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    • H01M50/233Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
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    • H01M50/249Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for aircraft or vehicles, e.g. cars or trains
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    • H01M50/271Lids or covers for the racks or secondary casings
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    • H01M50/30Arrangements for facilitating escape of gases
    • H01M50/35Gas exhaust passages comprising elongated, tortuous or labyrinth-shaped exhaust passages
    • H01M50/358External gas exhaust passages located on the battery cover or case
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/30Arrangements for facilitating escape of gases
    • H01M50/35Gas exhaust passages comprising elongated, tortuous or labyrinth-shaped exhaust passages
    • H01M50/367Internal gas exhaust passages forming part of the battery cover or case; Double cover vent systems
    • HELECTRICITY
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    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50Current conducting connections for cells or batteries
    • H01M50/502Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
    • H01M50/503Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing characterised by the shape of the interconnectors
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    • H01M50/50Current conducting connections for cells or batteries
    • H01M50/502Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
    • H01M50/509Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing characterised by the type of connection, e.g. mixed connections
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    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50Current conducting connections for cells or batteries
    • H01M50/502Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
    • H01M50/514Methods for interconnecting adjacent batteries or cells
    • H01M50/517Methods for interconnecting adjacent batteries or cells by fixing means, e.g. screws, rivets or bolts
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    • H01M50/531Electrode connections inside a battery casing
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    • H01M50/543Terminals
    • H01M50/547Terminals characterised by the disposition of the terminals on the cells
    • H01M50/548Terminals characterised by the disposition of the terminals on the cells on opposite sides of the cell
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    • H01M50/50Current conducting connections for cells or batteries
    • H01M50/572Means for preventing undesired use or discharge
    • H01M50/584Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries
    • H01M50/586Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries inside the batteries, e.g. incorrect connections of electrodes
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    • H01M2220/00Batteries for particular applications
    • H01M2220/20Batteries in motive systems, e.g. vehicle, ship, plane
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/70Energy storage systems for electromobility, e.g. batteries

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Sustainable Energy (AREA)
  • Sustainable Development (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Battery Mounting, Suspending (AREA)
  • Secondary Cells (AREA)
  • Connection Of Batteries Or Terminals (AREA)
  • Sealing Battery Cases Or Jackets (AREA)
  • Gas Exhaust Devices For Batteries (AREA)
KR1020227041113A 2020-04-24 2020-10-29 배터리 팩 및 전기 차량 KR20230006524A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN202010334642.0A CN111293253B (zh) 2020-04-24 2020-04-24 电池包及电动车
CN202010334642.0 2020-04-24
PCT/CN2020/124749 WO2021212795A1 (zh) 2020-04-24 2020-10-29 电池包及电动车

Publications (1)

Publication Number Publication Date
KR20230006524A true KR20230006524A (ko) 2023-01-10

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US (1) US20230041540A1 (ja)
EP (5) EP4328073A3 (ja)
JP (1) JP2023522470A (ja)
KR (1) KR20230006524A (ja)
CN (1) CN111293253B (ja)
TW (1) TWI751785B (ja)
WO (1) WO2021212795A1 (ja)

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CN210984839U (zh) * 2020-04-24 2020-07-10 比亚迪股份有限公司 一种电池包箱体、电池包和电动车
CN111312964B (zh) * 2020-04-24 2022-01-07 比亚迪股份有限公司 电池包及电动车
CN111293253B (zh) * 2020-04-24 2020-10-23 比亚迪股份有限公司 电池包及电动车
CN113764786B (zh) * 2020-05-18 2022-10-18 比亚迪股份有限公司 一种电池、电池包及汽车
CN113782890B (zh) * 2020-05-22 2024-05-07 比亚迪股份有限公司 一种电池包及电动车
CN113782899B (zh) * 2020-05-22 2024-05-07 比亚迪股份有限公司 一种电池包外壳、电池包及电动车
CN112349991B (zh) * 2020-09-14 2022-03-18 比亚迪股份有限公司 一种电池储能装置
CN114361630A (zh) * 2020-09-27 2022-04-15 比亚迪股份有限公司 一种电池、电池包和电动车
CN215070190U (zh) * 2021-06-30 2021-12-07 比亚迪股份有限公司 电池箱体和具有其的电池包及车辆
CN114421082B (zh) * 2021-12-17 2024-03-15 湖北亿纬动力有限公司 一种框架、电池模组及电池模组的装配方法
CN116261805A (zh) * 2022-06-29 2023-06-13 宁德时代新能源科技股份有限公司 箱体、电池及用电装置
WO2024045054A1 (zh) * 2022-08-31 2024-03-07 宁德时代新能源科技股份有限公司 电池、用电装置和电池的制备方法
WO2024045056A1 (zh) * 2022-08-31 2024-03-07 宁德时代新能源科技股份有限公司 电池和用电装置
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